Chapter 8412 — Customs Tariff Headings

Anti-Tank Guided Missile Engine

A compact solid rocket motor propelling anti-tank guided missiles to target armored vehicles. This dedicated missile reaction engine falls under tariff item 8412.10.00 as a reaction engine other than turbo-jets.

Arcjet Thruster for Satellite Station-Keeping

An electrothermal ammonia arcjet engine for primary propulsion, where plasma arc-heated gas expands through a nozzle to produce thrust. This electric reaction engine falls under tariff item 8412.10.00 as a reaction engine other than turbo-jets.

Bipropellant Liquid Rocket Engine

A bipropellant liquid rocket engine that uses separate fuel and oxidizer propellants, such as RP-1 and liquid oxygen, to generate thrust through chemical reaction in a combustion chamber. This engine falls under tariff item 8412.10.00 as a reaction engine other than turbo-jets, as it produces thrust via the expulsion of high-speed exhaust gases.

Cold Gas Thruster

A cold gas thruster that stores compressed nitrogen or helium gas and releases it through a valve and nozzle to produce reaction thrust for small spacecraft maneuvers. This non-combustion reaction engine falls under tariff item 8412.10.00 as a reaction engine other than turbo-jets.

Cold Gas Thruster Engine

A cold gas thruster engine that expels pressurized gas for attitude control in missiles and small rockets, without combustion. This non-combustion reaction engine falls under tariff item 8412.10.00 as a reaction engine other than turbo-jets.

Cold Gas Thruster Module for Spacecraft

A pressurized nitrogen expulsion thruster for satellite station-keeping, producing reaction thrust from a high-velocity gas jet without combustion. This non-combustion reaction engine falls under tariff item 8412.10.00 as a reaction engine other than turbo-jets.

Hall Effect Thruster

A Hall effect thruster that ionizes xenon propellant using a radial magnetic field and expels ions via electric acceleration for spacecraft station-keeping. This electric reaction engine falls under tariff item 8412.10.00 as a reaction engine other than turbo-jets, as it produces thrust through the expulsion of propellant.

Hybrid Rocket Engine

A hybrid rocket engine that employs solid fuel with liquid oxidizer, burning to produce gaseous reaction products expelled for thrust in sounding rockets. This chemical reaction engine falls under tariff item 8412.10.00 as a reaction engine other than turbo-jets.

Hybrid Rocket Propulsion System

A hybrid rocket propulsion system that combines solid fuel with liquid oxidizer for controlled thrust in missiles and upper-stage rockets. This reaction engine falls under tariff item 8412.10.00 as a reaction engine other than turbo-jets.

Liquid Bipropellant Rocket Engine

A liquid bipropellant rocket engine that uses separate fuel and oxidizer tanks to mix propellants in a combustion chamber, producing high-thrust exhaust for rocket propulsion. This reaction engine falls under tariff item 8412.10.00 as a reaction engine other than turbo-jets.

Monopropellant Thruster

A monopropellant thruster that decomposes hydrazine over an iridium catalyst to produce reaction gases for spacecraft attitude control. This catalytic reaction engine falls under tariff item 8412.10.00 as a reaction engine other than turbo-jets.

Pulsed Plasma Thruster

A pulsed plasma thruster that uses electrical discharge to vaporize solid Teflon propellant into plasma accelerated electromagnetically for deep space propulsion. This electromagnetic reaction engine falls under tariff item 8412.10.00 as a reaction engine other than turbo-jets.

Solid Propellant Rocket Motor

A solid propellant rocket motor that uses pre-packed solid fuel to generate thrust for missiles and rockets. This reaction engine falls under tariff item 8412.10.00 as a reaction engine other than turbo-jets.

Solid Rocket Motor

A solid rocket motor that contains pre-mixed solid propellant like ammonium perchlorate composite that burns to produce hot gases expelled through a nozzle for thrust. This reaction engine falls under tariff item 8412.10.00 as a reaction engine other than turbo-jets.

Upper Stage Kick Motor

A solid-fuel rocket motor used to provide final velocity adjustments in multi-stage missiles and launch vehicles. This reaction engine falls under tariff item 8412.10.00 as a reaction engine other than turbo-jets.

Compact Hydraulic Cylinder for Injection Molding

A compact hydraulic cylinder that provides precise linear clamping force in plastic injection molding machines. It operates by converting hydraulic fluid pressure into linear mechanical motion, making it a linear acting hydraulic power engine.

Custom Stroke Hydraulic Cylinder for Die Casting

A custom stroke hydraulic cylinder that provides precise ejection force in high-pressure die casting machines. It functions as a linear acting hydraulic power engine by converting fluid pressure into linear motion for ejecting cast parts.

Double-Acting Hydraulic Press Cylinder

A heavy-duty double-acting hydraulic cylinder used in hydraulic presses for metal forming and stamping operations. It provides controlled linear force by using hydraulic pressure on both sides of the piston, classifying it as a linear acting hydraulic power engine.

Double-Acting Tie-Rod Cylinder for Conveyor Systems

A double-acting tie-rod hydraulic cylinder used for positioning and tensioning in industrial conveyor systems, featuring adjustable cushions. It is a linear acting hydraulic motor with a tie-rod design, converting fluid pressure into linear force.

Heavy Duty Hydraulic Cylinder for Log Splitter

A robust 4-inch bore hydraulic cylinder that delivers over 20 tons of splitting force in hydraulic log splitters. It converts hydraulic pump pressure into axial linear force, making it a linear acting hydraulic power engine for wood processing equipment.

Heavy Duty Tie-Rod Cylinder for Excavator Arms

A robust tie-rod type hydraulic cylinder with a 4-inch bore for excavator boom and arm extension, featuring chrome-plated rods for durability. It is a linear acting hydraulic motor with external tie-rod mounting, converting fluid pressure into linear force.

High-Pressure Hydraulic Cylinder for Waterjet Cutting

A high-pressure hydraulic cylinder that generates extreme pressure for abrasive waterjet cutting systems. It acts as a linear acting hydraulic motor by converting low-pressure input into ultra-high-pressure output for industrial cutting applications.

Hydraulic Cylinder for Excavator Boom

A double-acting hydraulic cylinder designed to extend and retract the boom arm on heavy construction excavators. It converts fluid pressure into linear mechanical force, making it a linear acting hydraulic power engine for construction machinery.

Mill-Type Tie-Rod Hydraulic Cylinder

A heavy-duty mill-type tie-rod cylinder for steel rolling mills, featuring oversized tie-rods and hard chrome plating for harsh environments. It is a linear acting hydraulic motor with a tie-rod design, converting fluid pressure into linear force.

Smooth Bore Hydraulic Cylinder for Marine Winch

A corrosion-resistant smooth bore hydraulic cylinder for shipboard winch and anchor windlass operation. It functions as a linear acting hydraulic power engine in marine deck machinery applications, converting fluid pressure into linear motion.

Standard Bore Tie-Rod Hydraulic Cylinder 2x8

A 2-inch bore by 8-inch stroke tie-rod hydraulic cylinder featuring four tie-rods for structural integrity, used in agricultural equipment and general machinery. It is a linear acting hydraulic motor with a tie-rod design, converting fluid pressure into linear force.

Telescopic Hydraulic Cylinder for Dump Truck

A multi-stage telescopic hydraulic cylinder that raises and lowers dump truck beds for material unloading. It acts as a linear acting hydraulic motor, providing lifting force through fluid pressure in commercial vehicles.

Tie-Rod Hydraulic Cylinder for Die Cushion Press

A specialized tie-rod cylinder providing counterforce in deep drawing press die cushions, rated 5000 PSI with heavy wall construction. It is a linear acting hydraulic motor with a tie-rod design, converting fluid pressure into linear force for metal forming.

Tie-Rod Hydraulic Cylinder for Industrial Automation

A standardized tie-rod construction cylinder for factory automation push-pull applications. It is a linear acting hydraulic motor used in material handling and assembly line positioning systems, converting fluid pressure into linear force.

Welded Hydraulic Cylinder for Agricultural Tractor

A welded construction cylinder for tractor loader and backhoe lift functions. It acts as a linear acting hydraulic power motor, providing implement positioning in farming equipment by converting fluid pressure into linear motion.

Compact Hydraulic Gerotor Motor

A gerotor-style hydraulic motor that provides smooth low-speed operation for winches and augers. It converts hydraulic pressure into rotary mechanical power using an inner and outer rotor set, making it a hydraulic power engine of the 'other' type under this tariff item.

Construction Hydraulic Gear Pump for Excavator Swing Drive

A gear motor driving the upper structure rotation (swing) on hydraulic excavators via unlimited rotary hydraulic action. It is precisely classified as a gear-type hydraulic power engine under this tariff item.

Hydraulic Gear Motor for Forestry Equipment Mulchers

A gear-type hydraulic motor powering rotary mulcher heads on excavator attachments for land clearing. It provides continuous rotation and high torque, classified under this tariff item as a gear-type hydraulic power engine.

Hydraulic Gear Motor for Oilfield Drilling Equipment

A gear-type hydraulic motor powering rotary tables and top drives in oil drilling rigs. It is designed for harsh environments and high-pressure operation, classified under this tariff item as a gear-type hydraulic power engine.

Hydraulic Gear Motor for Winch Operation in Cranes

A gear pump/motor powering winch drums in mobile cranes, delivering continuous rotary action via gear meshing under hydraulic drive. It is classified under this tariff item as a gear-type unlimited rotary hydraulic power engine.

Hydraulic Gear Pump for Agricultural Tractors

A hydraulic gear pump that converts mechanical power into hydraulic energy for powering tractor hydraulic systems. Although described as a pump, it functions as a hydraulic power engine when used to drive other components, and falls under this tariff item as 'other' hydraulic power engines or motors.

Hydraulic Power Unit Motor Assembly

A complete hydraulic motor within a power pack assembly for mobile equipment, where the motor function predominates. It converts hydraulic pressure into rotary mechanical power, making it a hydraulic power engine under this tariff item.

Hydraulic Radial Piston Motor for Cranes

A high-torque radial piston hydraulic motor used in crane winches and slewing drives. Although radial piston motors have specific provisions, certain low-volume models that do not precisely match those subheadings fall under 'other' in this tariff item.

Industrial Hydraulic Gear Motor for Conveyor Systems

A gear-type hydraulic motor designed for driving belt conveyors in manufacturing plants, providing unlimited rotary motion from hydraulic pressure. It is classified under this tariff item due to its gear displacement mechanism.

Industrial Hydraulic Vane Motor

A rotary vane hydraulic motor designed for continuous rotation in industrial machinery like conveyor systems. It provides high torque at low speeds and is classified as 'other' hydraulic power motors, excluding piston types, under this tariff item.

Marine Hydraulic Gear Pump for Thruster Systems

A gear-type hydraulic motor for bow thruster propulsion in ships, providing unlimited rotation for maneuvering. It is classified under this tariff item as a gear displacement rotary hydraulic power engine with corrosion-resistant construction.

Marine Hydraulic Thruster Motor

A hydraulic motor driving variable pitch propellers in ship thrusters. This 'other' hydraulic power motor assists marine propulsion and is critical for maneuvering large vessels, falling under this tariff item.

Mining Equipment Hydraulic Track Drive Motor

A heavy-duty hydraulic motor powering continuous track drives on mining loaders. Designed for extreme duty cycles and abrasive underground conditions, it falls under 'other' hydraulic power motors in this tariff item.

Mining Hydraulic Gear Pump for Rock Drill Rotation

A gear-type motor providing rotary drive to rock drill heads in underground mining jumbos. It is classified under this tariff item as an unlimited rotary gear hydraulic power engine with dust/seal protection for harsh mine conditions.

Plastic Injection Molding Machine Hydraulic Motor

A precision hydraulic motor controlling clamp and injection movements in plastic injection molding machines. It ensures accurate cycle times and is classified as 'other' hydraulic power motor under this tariff item.

Adjustable Stroke Pneumatic Cylinder

An adjustable stroke pneumatic cylinder that provides linear motion through compressed air, with variable stroke adjustment for flexible positioning in automation systems. Its cushioning and stroke stops ensure precise control, qualifying it as a linear acting pneumatic power engine under tariff item 8412.31.00.

Adjustable Stroke Tie-Rod Air Cylinder

An adjustable stroke tie-rod air cylinder with a mechanism for flexible positioning in robotic workcells, powered by compressed air for precise control. Its linear acting pneumatic engine design places it under tariff item 8412.31.00.

Cleanroom-Compatible Pneumatic Cylinder

A cleanroom-compatible pneumatic cylinder designed for semiconductor manufacturing, featuring lubrication-free operation and FDA-compliant materials to prevent contamination. It operates as a linear acting pneumatic engine, fitting tariff item 8412.31.00, and is critical for wafer handling processes.

Compact Tie-Rod Pneumatic Cylinder

A compact tie-rod pneumatic cylinder with a space-saving design for applications like packaging machines, delivering linear thrust through air pressure. Its tie-rod construction and linear acting mechanism place it under tariff item 8412.31.00 as a pneumatic power engine.

Compact Tie-Rod Pneumatic Press Cylinder

A compact tie-rod pneumatic press cylinder optimized for stamping and press applications in automotive manufacturing, offering short stroke high-force action. It operates as a linear acting pneumatic engine, fitting tariff item 8412.31.00.

Double-Acting Pneumatic Clamp Cylinder

A double-acting pneumatic clamp cylinder that uses air pressure on both sides of the piston for positive opening and closing in assembly line clamping applications. As a linear acting pneumatic engine, it falls under tariff item 8412.31.00, providing reliable force for workholding.

Double-Acting Tie-Rod Pneumatic Actuator

A double-acting tie-rod pneumatic actuator that uses air on both sides of the piston for controlled extension and retraction in assembly lines. Its four tie-rod frame ensures stability under load, classifying it under tariff item 8412.31.00 as a linear acting pneumatic engine.

Guided Pneumatic Cylinder with Rod

A guided pneumatic cylinder with integrated rod guidance for side-load resistance in heavy-duty applications like transfer lines. It provides linear motion through compressed air, with the guidance mechanism ensuring parallel movement, classifying it under tariff item 8412.31.00 as a linear acting pneumatic engine.

Heavy-Duty Pneumatic Press Cylinder

A heavy-duty pneumatic press cylinder delivering high linear force for press applications in metal forming. Built for continuous industrial pressing, it operates as a linear acting pneumatic power engine, fitting tariff item 8412.31.00.

Heavy Duty Tie-Rod Industrial Cylinder

A heavy-duty tie-rod industrial cylinder built for high-pressure applications in material handling equipment, with reinforced rods for extended service life. It provides linear motion through compressed air, classifying it under tariff item 8412.31.00 as a linear acting pneumatic engine.

High-Speed Pneumatic Pick-and-Place Cylinder

A high-speed pneumatic pick-and-place cylinder optimized for rapid cycling in robotics, featuring low-friction seals for high-speed linear motion. It is a linear acting pneumatic engine, classified under tariff item 8412.31.00, and enhances productivity in electronics assembly.

ISO 15552 Pneumatic Cylinder

An ISO 15552 pneumatic cylinder conforming to international standards for interchangeable mounting in industrial automation, providing reliable linear motion via a double-acting piston. It falls under tariff item 8412.31.00 as a linear acting pneumatic power engine.

ISO 15552 Tie-Rod Air Cylinder

An ISO 15552 compliant tie-rod pneumatic cylinder designed for international industrial standards, featuring robust tie-rods and a magnetic piston for sensor compatibility. Used in manufacturing for precise linear motion, it falls under tariff item 8412.31.00 as a linear acting pneumatic engine.

Multi-Stage Telescopic Pneumatic Cylinder

A multi-stage telescopic pneumatic cylinder providing extended stroke in a compact retracted length for height adjustment applications. It uses multiple nested pistons that extend sequentially, operating as a linear acting pneumatic engine under tariff item 8412.31.00.